This Rust Cookbook is a collection of simple examples that demonstrate good practices to accomplish common programming tasks, using the crates of the Rust ecosystem.

Read more about Rust Cookbook, including tips for how to read the book, how to use the examples, and notes on conventions.

This project is intented to be easy for new Rust programmers to contribute to, and an easy to way get involved with the Rust community. It needs and welcomes help. For details see CONTRIBUTING.md.

Basics

Recipe	Crates	Categories
Read lines of strings from a file
Read and write integers in little-endian byte order
Generate random floating point numbers
Generate random values on a custom type

Encoding

Recipe	Crates	Categories
Serialize and deserialize unstructured JSON
Deserialize a TOML configuration file

Concurrency

Recipe	Crates	Categories
Mutate the elements of an array in parallel

Networking

Recipe	Crates	Categories
Parse a URL from a string to a Url type
Create a base URL by removing path segments
Create new URLs from a base URL
Extract the URL origin (scheme / host / port)
Remove fragment identifiers and query pairs from a URL
Serialize a Url
Make a HTTP GET request after parsing a URL

Application development

Recipe	Crates	Categories
Parse command line arguments
Log a debug message to the console
Log an error message to the console
Enable log levels per module
Log messages to a custom location